| Seiyuu | Role |
| Atsuko Enomoto | Yukino Miyazawa |
| Chihiro Suzuki | Souichirou Arima |
| Takeshi Kusao | Hiroyuki Miyazawa (Yukino's Father) |
| Maria Yamamoto | Kano Miyazawa |
| Junko Noda | Maho Izawa |
| Atsushi Kisaichi | Hideaki Asaba |
| Akira Ishida | Kazuma Ikeda (Episode 12, 13, 15) |
| Yukari Fukui | Rika Sena |
| Motomu Kiyokawa | Kawashima-sensei (Episode 7, 10, 19, 22 - 24) |
| Saeko Chiba | Tsubaki Sakura (Episode 9 - 12, 15, 17 - 25) |
| Nozomu Sasaki | Tonami (Episode 19 - 23) |
| Junko Noda | Hiroyuki (as a child Episode 16) |
| Ai Satou | Arima's Mother |
| Nobuo Tobita | Kouhei Fukada (Episode 19) |
| Takeshi Kusao | Narration (Episode 24) |
| Motomu Kiyokawa | Narration (Episode 16, 25, 26) |
| Tomomichi Nishimura | Yukino's Grandfather (Episode 16) |